Battery pack



FIG. 1 is a right side elevational view of a battery pack showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a rear side elevational view thereof;

FIG. 4 is a front side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines in the drawings are for the purpose of illustrating environmental subject matter and portions of the battery pack that form no part of the claimed design. 

CLAIM What is claimed is the ornamental design for a battery pack, as shown and described. 